Biology Questions
Explore questions in the Biology category that you can ask Spark.E!
The great _____ forests turned into the coal we use today to fuel our modern society
The place where two plates scrape across each other is called a
Placental mammals first appeared during the _____ period.
Jawless fishes first appeared during the _____ period.
When two continents collide a(n) _____ often forms
The time period during which life arose and the first cells came into existence is the
What is the frequency of the recessive allele in a population of 100 individuals with the following genotypes: 30 BB, 60 Bb, 10 bb?
The rejection of finch suitors with the wrong type of beak is a _____ type of isolating mechanism
Miller's mixture resembling a strong reducing atmosphere, heat and an electric spark produced
The primitive atmosphere had little if any
The mass extinction at the end of the _____ period may have benefited the dinosaurs because that is when the first of the giant dinosaurs took charge of the land
A recessive allele that causes polydactylism is found in an usually large percentage of the Amish of Lancaster County, PA because of _____.
Which of these would be stated as a postzygotic isolation mechanism?
The study of the movement of the earth's crust is called
A mating season specific to each species is a form of ________ isolation
The fossil record of the _____ is complete enough for us to trace the history of the organism
Which of these classification levels would NOT support macroevolutionary development
Of the conditions that can cause a deviation from the Hardy-Weinberg equilibrium only _____ causes adaptation to the environment
Cretaceous clay contains an abnormally high amount of _____, an element that is rare in the earth's crust but more common in asteroids and meteorites
The polymerization of polypeptides may have been facilitated by _____ which attracts small organic molecules and contains iron and zinc.